function _batch_do in Drupal 8

Same name and namespace in other branches

1. 6 includes/batch.inc \_batch_do()
2. 7 includes/batch.inc \_batch_do()
3. 9 core/includes/batch.inc \_batch_do()
4. 10 core/includes/batch.inc \_batch_do()

Does one execution pass with JavaScript and returns progress to the browser.

See also

_batch_progress_page_js()

_batch_process()

1 call to _batch_do()

_batch_page in core/includes/batch.inc

Renders the batch processing page based on the current state of the batch.

File

core/includes/batch.inc, line 135

Batch processing API for processes to run in multiple HTTP requests.

Code

function _batch_do() {

  // Perform actual processing.
  list($percentage, $message, $label) = _batch_process();
  return new JsonResponse([
    'status' => TRUE,
    'percentage' => $percentage,
    'message' => $message,
    'label' => $label,
  ]);
}